. >>> coming up in our next half hour, top u.s. intelligence grilled over the deadly attack in libya. >> if you want to know who is responsible in this town, buy yourself a mirror! >> on capitol hill, the charges against the obama administration. >>> wounded veterans killed after a train crashes into their parade float. the latest on this developing story. >>> and the permits approved, the construction is under way. why neighbors are fighting so hard tonight to drive 7-eleven away. ,, ,,,,,,,,,,,,,,,,,,,, happened during a deadly atk on americans in libya. lawmakers get a look at secy camera >>> now at 6:30, a clearer picture of what happened during the deadly attack on americans in libya. lawmakers get a look at security camera have you i don't that shows the attack in -- video that shows the attack in realtime on the acompound in benghazi and congress is demanding answers about what happened there. as tara mergener tells us, former cia director david petraeus has his say tomorrow. tara. >> reporter: well, dana, yes, congress is l